科研之友
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<正>俗话说:"笑一笑,十年少。"让我们一起笑对生活吧!Smiling is a great way to make yourself stand out while helping your body to1)function better.Smile to improve your health,your stress level,and your attractiveness.Smiling is just one fun way to live longer.1.Smiling Makes Us AttractiveWe are drawn to people who smile.There is an attraction factor.
